Super User Liquid Measurement Flow Meters and Switches for Liquid Flow Measurement Our range of transit-time ultrasonic flow meters, vortex flow meters and thermal flow switches suited for the measurement of liquid flow rates quickly and accurately and they are suited for the most challenging liquid flow applications. InnovaMass 240i Inline Sierra Instruments Maximise your productivity and savings with the iSeries InnovaMass 240i Inline Vortex Flow Meter for Liquid Measurement. InnovaMass 241i Insertion Sierra Instruments Maximise your productivity and savings with the iSeries InnovaMass 241i Inline Vortex Flow Meter for Liquid Measurement. InnovaMass 240S Inline Sierra Instruments The InnovaMass 240S is a reliable flow meter with no moving parts and is flexible with multivariable options available. InnovaMass 241S Insertion Sierra Instruments The InnovaMass 241S is a reliable, rugged, long lasting vortex flow meter for industrial applications with no moving parts. InnovaMass Switch - Flow Sierra Instruments The InnovaSwitch 615 insertion-type flow switch is a high-performance, industrial-grade mass flow switch for liquids and gases. InnovaMass Switch - Level Sierra Instruments The InnovaSwitch 615 insertion-type level switch is a high-performance, industrial-grade liquid level indicator for tanks and process vessels. Pro-V M22/M23 Vortek Instruments The Models M22 and M23 are great for use in applications ranging from general water flow measurement to hydrocarbon fuel flow measurement. Turbo Pro Pro-T Vortek Instruments The Turbo-Pro Pro-T is available with a wide range of options and meter configurations to meet your specific application requirements.